Pentair 3/8-16 x 1 in. Hex Head Screw | Max-E-Pro, IntelliPro, Dyna-Pro & EQ Series Pumps | U30-74SSZ AG Ladder Because this valve accepts both

Because this valve accepts both 1-1/2" and 2" plumbing

replacement filter cartridge engineered for a precise OEM fit in the Hayward SwimClear C-100S pool filter

Check your filter's manufacture date label before ordering to confirm this is the correct version for your unit

For All Pool Types

This set includes everything required for a full filter re-grid in one order — precision-engineered Unicel grids built for exact manifold fit

Pentair 3/8-16 x 1 in. Hex Head Screw | Max-E-Pro, IntelliPro, Dyna-Pro & EQ Series Pumps | U30-74SSZ AG Ladder Because this valve accepts bothThe Pentair U30 74SSZ is the OEM replacement 3 8" 16 x 1" hex head screw for Pentair inground pump housings and select multiport valve assemblies, including the Max E Pro, IntelliPro, Dyna Pro, and EQ Series commercial pump lines. IMPORTANT: QUANTITY REQUIRED VARIES BY MODEL The Max E Pro DOE Series (model 348185) and EQ Series commercial pumps (EQ300, EQ500, EQ750 3PH) each require 4 screws per unit for a complete service. Other models listed require